Home / 13,110,503.75-18,095,984.47-7,744,613.34

Finding the Fourth Proportional to 13,110,503.75, 18,095,984.47 and 7,744,613.34

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Solution

The fourth proportional to 13,110,503.75, 18,095,984.47 and 7,744,613.34 is: 10,689,627.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,110,503.75 : 18,095,984.47 = 7,744,613.34 : x
  2. Step 2: Convert to fraction form
    13,110,503.75/18,095,984.47 = 7,744,613.34/x
  3. Step 3: Cross multiply
    13,110,503.75x = 18,095,984.47 × 7,744,613.34
  4. Step 4: Simplify right side
    13,110,503.75x = 140,146,402,608,087.20
  5. Step 5: Solve for x
    x = 140,146,402,608,087.20/13,110,503.75
  6. Step 6: Final answer
    x = 10,689,627.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.